Home / 1,975.02-2,962.29-1,648.04

Finding the Fourth Proportional to 1,975.02, 2,962.29 and 1,648.04

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Solution

The fourth proportional to 1,975.02, 2,962.29 and 1,648.04 is: 2,471.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975.02 : 2,962.29 = 1,648.04 : x
  2. Step 2: Convert to fraction form
    1,975.02/2,962.29 = 1,648.04/x
  3. Step 3: Cross multiply
    1,975.02x = 2,962.29 × 1,648.04
  4. Step 4: Simplify right side
    1,975.02x = 4,881,963.78
  5. Step 5: Solve for x
    x = 4,881,963.78/1,975.02
  6. Step 6: Final answer
    x = 2,471.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.